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CIDR Range

13.0.0.0/8

16.78M IPs /8 United States ARIN
Addresses
16,777,216
16.78M
IP Range
13.0.0.0
→ 13.255.255.255
Sub-ranges
50+
within this block

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

71/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 13.0.0.0/8

CIDRIPsOrganizationASNCountry
13.32.0.0/11 2.10M Amazon.com, Inc. AS16509 US
13.64.0.0/11 2.10M Microsoft Corporation AS8075 US
13.0.0.0/12 1.05M — — US
13.176.0.0/12 1.05M — — US
13.176.0.0/12 1.05M — — US
13.192.0.0/12 1.05M Amazon.com, Inc. AS16509 US
13.0.0.0/13 524.3K — — US
13.0.0.0/13 524.3K — — US
13.24.0.0/13 524.3K Amazon.com, Inc. AS16509 US
13.24.0.0/13 524.3K Amazon.com, Inc. AS16509 US
13.24.0.0/13 524.3K — — US
13.24.0.0/13 524.3K — — US
13.96.0.0/13 524.3K — — US
13.96.0.0/13 524.3K — — US
13.96.0.0/13 524.3K — — US
13.168.0.0/13 524.3K — — US
13.168.0.0/13 524.3K — — US
13.168.0.0/13 524.3K — — US
13.176.0.0/13 524.3K — — US
13.176.0.0/13 524.3K — — US
13.184.0.0/13 524.3K Amazon.com, Inc. AS16509 US
13.184.0.0/13 524.3K Amazon.com, Inc. AS16509 US
13.184.0.0/13 524.3K — — US
13.192.0.0/13 524.3K Amazon.com, Inc. AS16509 JP
13.200.0.0/13 524.3K Amazon.com, Inc. AS16509 IN
13.200.0.0/13 524.3K — — US
13.200.0.0/13 524.3K — — IN
13.208.0.0/13 524.3K Amazon.com, Inc. AS16509 US
13.216.0.0/13 524.3K Amazon.com, Inc. AS14618 US
13.216.0.0/13 524.3K Amazon.com, Inc. AS14618 US
13.216.0.0/13 524.3K — — US
13.216.0.0/13 524.3K — — US
13.232.0.0/13 524.3K Amazon.com, Inc. AS16509 US
13.8.0.0/14 262.1K — — US
13.36.0.0/14 262.1K Amazon.com, Inc. AS16509 FR
13.36.0.0/14 262.1K — — US
13.36.0.0/14 262.1K — — FR
13.40.0.0/14 262.1K Amazon.com, Inc. AS16509 GB
13.40.0.0/14 262.1K — — US
13.40.0.0/14 262.1K — — GB
13.44.0.0/14 262.1K Amazon.com, Inc. AS16509 US
13.44.0.0/14 262.1K — — US
13.44.0.0/14 262.1K — — US
13.48.0.0/14 262.1K Amazon.com, Inc. AS16509 SE
13.48.0.0/14 262.1K — — US
13.48.0.0/14 262.1K — — SE
13.56.0.0/14 262.1K Amazon.com, Inc. AS16509 US
13.56.0.0/14 262.1K — — US
13.60.0.0/14 262.1K Amazon.com, Inc. AS16509 SE
13.60.0.0/14 262.1K — — US

Geolocation

First 256 of 16,777,216 IP addresses in 13.0.0.0/8

13.0.0.0 13.0.0.1 13.0.0.2 13.0.0.3 13.0.0.4 13.0.0.5 13.0.0.6 13.0.0.7 13.0.0.8 13.0.0.9 13.0.0.10 13.0.0.11 13.0.0.12 13.0.0.13 13.0.0.14 13.0.0.15 13.0.0.16 13.0.0.17 13.0.0.18 13.0.0.19 13.0.0.20 13.0.0.21 13.0.0.22 13.0.0.23 13.0.0.24 13.0.0.25 13.0.0.26 13.0.0.27 13.0.0.28 13.0.0.29 13.0.0.30 13.0.0.31 13.0.0.32 13.0.0.33 13.0.0.34 13.0.0.35 13.0.0.36 13.0.0.37 13.0.0.38 13.0.0.39 13.0.0.40 13.0.0.41 13.0.0.42 13.0.0.43 13.0.0.44 13.0.0.45 13.0.0.46 13.0.0.47 13.0.0.48 13.0.0.49 13.0.0.50 13.0.0.51 13.0.0.52 13.0.0.53 13.0.0.54 13.0.0.55 13.0.0.56 13.0.0.57 13.0.0.58 13.0.0.59 13.0.0.60 13.0.0.61 13.0.0.62 13.0.0.63 13.0.0.64 13.0.0.65 13.0.0.66 13.0.0.67 13.0.0.68 13.0.0.69 13.0.0.70 13.0.0.71 13.0.0.72 13.0.0.73 13.0.0.74 13.0.0.75 13.0.0.76 13.0.0.77 13.0.0.78 13.0.0.79 13.0.0.80 13.0.0.81 13.0.0.82 13.0.0.83 13.0.0.84 13.0.0.85 13.0.0.86 13.0.0.87 13.0.0.88 13.0.0.89 13.0.0.90 13.0.0.91 13.0.0.92 13.0.0.93 13.0.0.94 13.0.0.95 13.0.0.96 13.0.0.97 13.0.0.98 13.0.0.99 13.0.0.100 13.0.0.101 13.0.0.102 13.0.0.103 13.0.0.104 13.0.0.105 13.0.0.106 13.0.0.107 13.0.0.108 13.0.0.109 13.0.0.110 13.0.0.111 13.0.0.112 13.0.0.113 13.0.0.114 13.0.0.115 13.0.0.116 13.0.0.117 13.0.0.118 13.0.0.119 13.0.0.120 13.0.0.121 13.0.0.122 13.0.0.123 13.0.0.124 13.0.0.125 13.0.0.126 13.0.0.127 13.0.0.128 13.0.0.129 13.0.0.130 13.0.0.131 13.0.0.132 13.0.0.133 13.0.0.134 13.0.0.135 13.0.0.136 13.0.0.137 13.0.0.138 13.0.0.139 13.0.0.140 13.0.0.141 13.0.0.142 13.0.0.143 13.0.0.144 13.0.0.145 13.0.0.146 13.0.0.147 13.0.0.148 13.0.0.149 13.0.0.150 13.0.0.151 13.0.0.152 13.0.0.153 13.0.0.154 13.0.0.155 13.0.0.156 13.0.0.157 13.0.0.158 13.0.0.159 13.0.0.160 13.0.0.161 13.0.0.162 13.0.0.163 13.0.0.164 13.0.0.165 13.0.0.166 13.0.0.167 13.0.0.168 13.0.0.169 13.0.0.170 13.0.0.171 13.0.0.172 13.0.0.173 13.0.0.174 13.0.0.175 13.0.0.176 13.0.0.177 13.0.0.178 13.0.0.179 13.0.0.180 13.0.0.181 13.0.0.182 13.0.0.183 13.0.0.184 13.0.0.185 13.0.0.186 13.0.0.187 13.0.0.188 13.0.0.189 13.0.0.190 13.0.0.191 13.0.0.192 13.0.0.193 13.0.0.194 13.0.0.195 13.0.0.196 13.0.0.197 13.0.0.198 13.0.0.199 13.0.0.200 13.0.0.201 13.0.0.202 13.0.0.203 13.0.0.204 13.0.0.205 13.0.0.206 13.0.0.207 13.0.0.208 13.0.0.209 13.0.0.210 13.0.0.211 13.0.0.212 13.0.0.213 13.0.0.214 13.0.0.215 13.0.0.216 13.0.0.217 13.0.0.218 13.0.0.219 13.0.0.220 13.0.0.221 13.0.0.222 13.0.0.223 13.0.0.224 13.0.0.225 13.0.0.226 13.0.0.227 13.0.0.228 13.0.0.229 13.0.0.230 13.0.0.231 13.0.0.232 13.0.0.233 13.0.0.234 13.0.0.235 13.0.0.236 13.0.0.237 13.0.0.238 13.0.0.239 13.0.0.240 13.0.0.241 13.0.0.242 13.0.0.243 13.0.0.244 13.0.0.245 13.0.0.246 13.0.0.247 13.0.0.248 13.0.0.249 13.0.0.250 13.0.0.251 13.0.0.252 13.0.0.253 13.0.0.254 13.0.0.255 + 16.78M more (range too large to list inline)

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files.

Date Event From To
2026-08-27 Deallocation DE —
2026-08-27 New Allocation — DE
2026-08-27 New Allocation — AT
2026-05-10 New Allocation — US
2026-05-10 New Allocation — GB
2026-05-10 New Allocation — DE
2026-05-10 New Allocation — US
2026-05-10 RIR Transfer arin ripe
2026-05-10 Country Change IN US
2026-05-10 Country Change GB US
2026-05-10 Country Change SE US
2026-05-10 Country Change ZA US
2026-05-10 Country Change JP US

Frequently Asked Questions

What is 13.0.0.0/8?

13.0.0.0/8 is a CIDR network block containing 16,777,216 IPv4 addresses (from 13.0.0.0 to 13.255.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 13.0.0.0/8 network?

The 13.0.0.0/8 range is allocated to an unknown organization from United States.

Last updated: 2026-09-08 11:54:06 UTC
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